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HP 16532A User's Manual

1. Mainframe Figure 1 2 Module Status Reporting HP 16532A Programming the HP 16532A Programming Reference 1 9 MESE lt N gt Cee MESE N command query The MESE N command sets the Module Event Status Enable register bits The MESE register contains a mask value for the bits enabled in the MESR register A one in the MESE register will enable the corresponding bit in the MESR a zero will disable the bit The first parameter specifies the module and the second parameter specifies the enable value 1 10 refers to the module in slot A J The MESE query returns the current setting Refer to table 1 2 for information about the Module Event Status Enable register bits bit weights and what each bit masks for the module Command Syntax MESE N enable mask gt where N x 1 213 4 5 6 7 8 9 10 number of slot where the module resides enable mask integer 0 to 255 Example OUTPUT XXX MESES5 2 Programming the HP 16532A HP 16532A 1 10 Programming Reference e I n Query Syntax Returned Format Example HP 16532A Programming Reference MESE N MESE lt enable mask NL 10 OUTPUT XXX MESES 20 ENTER XXX Mes 30 PRINT Mes 40 END Table 1 2 Module Event Status Enable Register Module Event Status Enable Register A 1 enables the corresponding MESR bit D o Not used Not used Not used Number of averages met Auto triggered Trigg
2. slot number in which oscilloscope master card is installed string of 1 alpha and 1 numeric character enclosed by single quotes OUTPUT XXX DISPLAY MINUS 5 C1 C2 DISPlay Subsystem 5 7 REMove REMove command The REMove command removes all displayed waveforms from the current display Command Syntax DISPlay REMove Example OUTPUT XXX DISPLAY REMOVE DISPlay Subsystem HP 16532A 5 10 Programming Reference MARKer Subsystem SEE AA Ee EEES OSI Introduction In addition to automatic parametric measurements the oscilloscope has two markers for making time and voltage measurements These measurements may be made automatically or manually Another feature is the run until time RUNTil mode This feature allows you to set a stop condition based on the time interval between the X marker and the O marker When this condition is met the oscilloscope will stop acquiring data Refer to Figure 6 1 for the Marker Subsystem Syntax Diagram The MARKer Subsystem commands are MMODe MSTats OAUTo OTIMe OVOLt RUNTi TAVerage TMAXimum TMINimum VRUNs XAUTO XTIMe XOTime XVOLt e 6 e eo o o 6 9 9 9 9 90 HP 16532A MARKer Subsystem Programming Reference 6 1 CO OFF le CO ET CONECTO EDO A O lacras uo pom 16522509 Figure 6 1 MARKer Subsystem Syntax Diagram MARKer Subsystem HP 16532A 6 2 Programming Reference occurrence Figure 6 1 MARKer Subsystem Syntax Di
3. CHANnel Subsystem 4 8 command The TTL command sets the vertical range offset and trigger level for the selected input channel for optimum viewing of TTL signals The set TTL values are Range 6 0 V 1 50 V per division Offset 2 5 V Trigger Level 1 62 V CHANnel x N TTL 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 OUTPUT XXX CHANNEL1 TTL To return to Preset User change the CHANnel RANGe CHANel OFFSet or TRIGger LEVel value HP 16532A Programming Reference o DISPlay Subsystem PEE LITE ENE A Introduction The Display Subsystem is used to control the display of data Refer to Figure 5 1 for the DISPlay Subsystem Syntax Diagram The DISPlay Subsystem commands are ACCumulate CONNect INSert MINus OVERIay PLUS REMove HP 16532A DISPlay Subsystem Programming Reference 5 1 CIE ps Cre CID eee CD i A CDSET O cie A E iL cd GA SINE stots siot s pus mm S mi slott Cere ee Oli pie CD slot_ a number from 1 through 10 identifying the oscilloscope card slot label identification a string of 1 alpha and 1 numeric character for the oscilloscope or 6 characters for the timing modules Figure 5 1 DISPlay Subsystem Syntax Diagram DISPlay Subsystem HP 16532A 5 2 Programming Reference ACCumulate eee ACCumulate Comman
4. Example MARKer Subsystem 6 12 query The TMAXimum query returns the value of the maximum time between the X and O markers If there is no valid data the query returns 9 9E37 MARKer TMAXimum MARKer TMAXimum time value gt lt NL gt x real number 10 DIM Tx 100 20 OUTPUT XXX MARKER TMAXIMUM 30 ENTER XXX Tx 40 PRINT Tx 50 END HP 16532A Programming Reference TMINimum a C X eee TMiNimum Query Syntax Returned Format where time value gt Example HP 16532A Programming Reference query The TMINimum query returns thc value of the minimum time between the X and O markers If there is no valid data the query returns 9 9E37 MARKer TMINimum MARKer TMINimum time value gt NL z real number 10 DIM Tm 100 20 OUTPUT X00 MARKER TMINIMUM 30 ENTER XXX Tm 40 PRINT Tm 50 END MARKer Subsystem 6 13 VRUNs D UU FG MB 2 VRUNs Query Syntax Returned Format where lt valid runs gt total runs gt Example MARKer Subsystem 6 14 query The VRUNs query returns the number of valid runs and the total number of runs made Valid runs are those where the edge search for both the X and O markers was successful resulting in valid marker time measurement MARKer VRUNs MARKer VRUNs valid runs gt total runs gt lt NL positive integer positive integer 10 DIM Vr 100 20 OUTPUT 00
5. e HP 16532A Oscilloscope command tree e Alphabetic command to subsystem directory Chapter two contains module level commands Chapters three through ten contain the subsystem commands for the oscilloscope Error messages for the HP 16532A are included in generic system error messages and are in the HP 165004 165014 Programming Reference manual HP 16532A Programming the HP 16532A Programming Reference 1 1 yee 8 0 rer Programming This section introduces you to the basic command structure used to the HP 16532A program the oscilloscope Also included is an example program that Oscil loscope displays a waveform and makes automatic parametric measurements Selecting the Before you can program the oscilloscope you must first select it Module otherwise there is no way to direct your commands to the oscilloscope To select the module use the system command SELect followed by the numeric reference for the slot location of the oscilloscope 1 10 refers to slot A J respectively For example if the oscilloscope card is in slot E then the command SELect 5 would select this module For a multi card configuration you would select the topmost card slot of the multi card configuration For more information on the select command refer to the HP 165004 16501A Programming manual Setting up an The easiest and fastest way to set up the oscilloscope is to use the Oscilloscope AUTOSCALE command The AUTOSCALE command causes
6. 1 13 1 1 31 0 2 0 0 5 HP 16500A mainframe without the HP 16501A Expander The first five numbers of the returned string of 1 13 1 1 31 0 2 0 0 5 means l Slot A is empty 1 The oscilloscope ID number 13 is loaded in slot B The next two slots C and D are empty 1 Slot E contains a logic analyzer module ID number 31 The next group of numbers 0 2 0 0 5 mean Either Slot A is empty 0 the module software is not recognized or the module software is not loaded A single card module is installed in slot B Either slots C and D 0 are empty the module software is not recognized or the module software is not loaded The last digit 5 in this group indicates that a single module card is loaded in slot E Complete information for the CARDcage query is in the HP 16500A 16501A Programming Reference manual Programming the HP 16532A HP 16532A 1 4 Programming Reference MENU command query SELect command query STARt command STOP command HP 165324 Programming Reference The MENU command selects the menu to be displayed on the screen The first parameter specifies the desired module The optional second parameter specifies the desired menu in the module defaults to 0 if not specified The query returns the currently selected and displayed menu For the HP 16532A Oscilloscope e X 0 Channel Menu e X 1 Trigger Menu e X42 Display Menu e X 3 Auto Measure Menu e X 4 Calibration M
7. 10 5 COUNt eeesseoeeoesnssesossesossesesseeeoesoe conor 10 8 DATA asa Cose 034308 atten ep RAE YEA aes AUR Re d s 10 9 FORMat ccccccsvcvcvccccvcccccdeccsncresecgevesecesess 10 11 POINtS 2 ccc cece ccc cece e seassesseeeseso eese 10 12 PREamble ccc cc cece cece rece cece hh htt nnn 10 13 RECord 2 xu cee ERE VE alus c mouit ea que RES 10 14 SOURCE Luvsass kh ET tee aes 10 15 SPERiod oooocoorooororcncananocannocoonsornanc osos 10 16 TYPE a EII RA AE 10 17 VALId A PRP Nr RN oer oe ie rs 10 18 XINCrement eese hehehe 10 19 XORIGIN 0 cece cece ence eee cence nnne 10 20 XREFerence cece ce eee cee cee eee teen hme tnn 10 21 YINCrement cc ccc ccc hh then 10 22 YORigin ca 10 23 YREFerence 2 ccc cece cece eee hh 10 24 n TT Index Contents 5 1 Programming the HP 16532A J Mnz Introduction This manual combined with the HP 165004 165014 Programming Reference manual provides you with the information needed to program the HP 16532A Oscilloscope Module Each module has its own manual to supplement the mainframe manual since not all mainframes will be configured with the same modules About This This manual is organized into ten chapters The first chapter contains Manual e General information and instructions to help you get started e Mainframe system commands that are frequently used with the oscilloscope module
8. query The PERiod query makes a period measurement on the selected channel The measurement is equivalent to the inverse of the frequency MEASure SOUR ce CHANnel lt N gt PERiod 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 j MEASure PERiod lt value gt lt NL gt waveform period in seconds 10 DIM Pd 100 20 OUTPUT XXX MEASURE SOURCE CHANNEL1 PERIOD 30 ENTER XXX Pd 40 PRINT Pd 50 END MEASure Subsystem 7 9 PREShoot o C70 PREShoot Query Syntax where lt N gt Returned Format lt value gt Example MEASure Subsystem 7 10 query The PREShoot query makes the preshoot measurement on the selected channel The measurement is made by finding a distortion which precedes the first major transition on screen The result is the ratio of PREshoot vs VAMPlitude MEASure SOURce CHANnel lt N gt JPREShoot 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 MEASure PREShoot lt value gt NL ratio of preshoot to Vamplitude 10 DIM Prs 100 20 OUTPUT XXX MEASURE SOURCE CHANNEL2 PRES 30 ENTER XXX Prs 40 PRINT Prs 50 END HP 16532A Programming Reference PWIDth ee PWI
9. C TTL 4 8 20 TYPE 3 4 CARDcage 1 4 M s command 7 a ACCumulate 5 3 o m ores CONNect 5 4 CONDition 9 4 COUNT 3 3 10 8 CONNect 5 4 COUPling 4 3 COUNT 3 3 COUPling 4 3 DELay 8 2 9 5 D ECL 4 4 FORMat 10 11 INSert 5 5 DATA 10 9 10 10 LEVel 9 6 DELay 8 2 9 5 LOGic 9 8 DiGitize 2 3 2 4 MINus 5 7 MMODe 6 5 Index 1 ECL 4 4 EDGE Trigger Mode 9 1 F FALLtime 7 5 FORMat 10 11 FREQuency 7 6 INSert 5 5 5 6 INTermodule Subsystem 1 6 L LEVel 9 6 LOGic 9 8 M MENU 1 5 MESE lt N gt 1 10 MESR lt N gt 1 12 MINus 5 7 MMEMory Subsystem 1 6 MMODe 6 5 MODE 8 3 9 9 Module Level Commands 2 1 Module Status Reporting 1 9 MSTats 6 6 Index 2 N Normal Mode 3 2 10 1 NWIDth 7 7 O OAUTOo 6 7 OFFSet 4 5 OTIMe 6 8 OVERIay 5 8 OVERshoot 7 8 OVOLt 6 9 PATH 9 10 PATTern Trigger Mode 9 1 PERiod 7 9 PLUS 5 9 POINts 10 12 PREamble 10 13 PREShoot 7 10 PROBe 4 6 PWIDth 7 11 Q query ACCumulate 5 3 ALL 7 4 CONDition 9 4 CONNect 5 4 COUNT 3 3 10 8 COUPling 4 3 DATA 10 9 DELay 8 2 9 5 FALLtime 7 5 FORMat 10 11 FREQuency 7 6 LEVel 9 6 LOGic 9 8 MMODe 6 5 MODE 8 3 9 9 MSTats 6 6 NWIDth 7 7 OAUTO 6 7 OFFSet 4 5 OTIMe 6 8 OVERshoot 7 8 OVOLt 6 9 PATH 9 10 PERiod 7 9 POINts 10 12 PREamble 10 13 PREShoot 7 10 PROBe 4 6 PWIDth 7 11 RANGe 4 7 8 4 RECord 10 14 RISetime 7
10. When WAVeform RECord is set to FULL the POINts query always returns a value of 8000 points When WA Veform RECord is set to WINdow then the query returns the number of points displayed on screen Query Syntax WAVeform POINts Returned Format WAVeform POINts lt points gt NL where points number of points depending on the setting of the WAVeform RECord command Example 10 DIM Po 100 20 OUTPUT XXX WA VEFORM POINTS 30 ENTER XXX Po 40 PRINT Po 50 END WAVeform Subsystem HP 16532A 10 12 Programming Reference PREamble A ee AAA AAA A PREamble query The PREamble query returns the preamble of the specified channel The channel is specified using the SOURCE command Query Syntax WAVeform SOURce CHANnel lt N gt PREamble N 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format WAVeform PREamble format gt 0 ASCII 1 BYTE 2 WORD lt type gt 1 Normal 2 Average lt points gt lt count gt lt Xincrement gt lt Xorigin gt lt Xreference gt lt Yincrement gt lt Yorigin gt Yreference gt NL Example 10 DIM Pr 300 3 20 OUTPUT XXX WA VEFORM PREAMBLE 30 ENTER XXX Pr 40 PRINT Pr 50 END For more information on the fields in PREamble see the commands which query the individual fields For e
11. 10 CHANnel lt N 2 PROBe CHANnel lt N PROBe atten NL 10 DIM Att 100 20 OUTPUT XG CHANNEL 1 PROBE 30 ENTER XOG AHS 40 PRINT Att 50 END HP 16532A Programming Reference RANGe i naman RANGe Command Syntax where lt N gt lt range gt Example Query Syntax Returned Format where lt range gt Example HP 16532A Programming Reference command query The RANGe command defines the full scale 4 Volts Div vertical axis of the selected channel The values for the RANGe command are dependent on the current probe attenuation factor for the selected channel The allowable range for a probe attenuation factor of 1 1 is 16 mV to 40 V For a larger probe attenuation factor multiply the range limit by the probe attenuation factor The query returns the current range setting CHANnel lt N gt RANGe range 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 16 mV to 40 V for a probe attenuation factor of 1 1 OUTPUT XXX CHANNEL1 RANGE 4 8 CHANnel N gt RANGe CHANnel lt N RANGe range NL 16 mV to 40 V when probe attenuation factor is set to 1 1 10 DIM Pr 100 20 OUTPUT XXX CHANNEL1 RANGE 30 ENTER XOGPr 40 PRINT Pr 50 END CHANnel Subsystem 4 7 TTL a TTL Command Syntax where lt N gt Example
12. 100 20 OUTPUT XXX TIMEBASE RANGE 30 ENTER XXX Tr 40 PRINT Tr 50 END TiMebase Subsystem HP 16532A 8 4 Programming Reference 9 TRIGger Subsystem SR ae ee A A eae KER SAN AGE SEN Introduction The commands of the Trigger Subsystem allow you to set all the trigger conditions necessary for generating a trigger Many of the commands in the Trigger subsystem may be used in either the EDGE or the PATTern trigger mode If a command is a valid command for the chosen trigger mode then that setting will be accepted by the oscilloscope However if the command is not valid for the trigger mode an error will be generated None of the commands of this subsystem except Mode are used in conjunction with Immediate trigger mode See Figure 9 1 for the TRIGger Subsystem Syntax Diagram The EDGE Trigger Inthe EDGE trigger mode the oscilloscope triggers on an edge of a Mode waveform specified by the SOURce DELay LEVel and SLOPe commands If a source is not specified then the current source is assumed If EXTERNAL source is specified the input signal is assumed to be ECL The DELay value corresponds to the Count field displayed on the TRIGger menu The PATTern Inthe pattern trigger mode the oscilloscope triggers when a pattern is Trigger Mode generated using the CONDition DELay LEVel LOGic and PATH commands The CONDition command allows the oscilloscope to trigger when entering the specified pattern or exiting the pattern The DEL
13. 12 RUNTIil 6 10 SLOPe 9 11 SOURce 7 13 9 12 10 15 SPERiod 10 16 TAVerage 6 11 TMA Ximum 6 12 VAMPlitude 7 14 VBASe 7 15 VMAX 7 16 VMIN 7 17 VPP 7 18 VRUNS 6 14 VTOP 7 19 XAUTo 6 15 Xincrement 10 19 XORigin 10 20 XOTime 6 16 Xreference 10 21 XVOL4 6 18 YINCrement 10 22 YORigin 10 23 YREFerence 10 24 R RANGe 4 7 8 4 RECord 10 14 REMove 5 10 RISetime 7 12 RMODe command query 1 6 RUNTII 6 10 Index ka 3 S SELect command 1 2 SELect command query 1 5 SLOPe 9 11 SOURce 7 13 9 12 10 15 SPERiod 10 16 STARt command 1 5 STOP command 1 5 subsystem ACQuire 3 1 CHANnel 4 1 DISPlay 5 1 MAR Ker 6 1 MEASure 7 1 TIMebase 8 1 TRIGger 9 1 Y A Veform 10 1 Syntax Diagram MEASure Subsystem 7 3 Module Level Commands 2 1 WaAVeform Subsystem 10 6 SYSTem ERRor query 1 6 SYSTem PRINt command query 1 6 T TAVerage 6 11 TMAXimum 6 12 gt INimum 6 13 ager count See trigger delay 9 1 irigger delay 9 1 TTL 4 8 TYPE 3 4 10 17 Index 4 V VALid 10 18 VAMPlitude 7 14 VBASe 7 15 VMAX 7 16 VMIN 7 17 VPP 7 18 VRUNs 6 14 VTOP 7 19 W WORD Format 10 3 X XAUTO 6 15 Xincrement 10 19 XORigin 10 20 XOTime 6 16 XREFerence 10 21 XTIMe 6 17 XVOLLt 6 18 Y YINCrement 10 22 YORigin 10 23 YREFerence 10 24 L HDD HP PART NUMBER 16532 90903
14. CHANnel DISPloy MARKer MEASure TiMebase TRIGger WAVeform COUNt COUP ling ACCumuiate MMODe ALL DELay CONDI t ion COUNt TYPE ECL CONNect MSTots FALL time MODE DELoy OATA OFFSet INSert OAUTO FREQuency RANGe LEVel FORMat PROBe MINus OVOL t NWIDth LOGic POINts RANGe PLUS OTIMe OVERshoot MODE PREomb te TTL OVER fay RUNT i PERiod PATH RECord REMove TAVerage PREShoot SLOPe SOURCE TMAXimum PWIDih SOURCe SPERiod TMINimum RISE time TYPE VRUNS SOURce VALid EA id XAUTO VAMP I i tude XINCrement 2 SLOT B XOTIMe vBASe XORigin 3 SLOT C XTIMe VMAX XREF er ence XVOLt VMIN Y INCrement 4 SLOT D SEAT 5 SLOT E VPP YORigin 6 SLOT F VTOP YREFerence 7 SLOT G BzSLOT H 9 SLOT I 1 SLOT J 16532984 Figure 1 1 HP 16532A Command Tree Programming Reference Programming the HP 16532A 1 7 Table 1 1 Alphabetical Command to Subsystem Directory ACCumu tate DISPiay PRE amb te WAVe form AUToscale MODULE LEVEL PREShoot MEASure ALL MEASure PROBe CHANne CONDition TRIGGer wis MEASUr CONNect id DISP lay RANGe CHANne i COUNT i ACQuire TiMebose WAVeform RECord WAVe form COUP ing CHANne 1 REMove DISPiay RISetime MEASure DATA WAVe form RUNt i I MARKer DELay TRIEGEr SLOPe TRIGger DIGitize MODULE LEVEL SOURce MEASure TRIGger ECL CHANne i WAVeform FALLt
15. MARKER VRUNS 30 ENTER XXX Vr 40 PRINT Vr 50 END HP 16532A Programming Reference XAUTO A Oe ee A XAUTO command query The XAUTo command specifies the automatic placement specification for the X marker The first parameter specifies if automarker placement is to be in the Manual mode or on a specified channel If a channel is specified three other parameters must be included in the command syntax The three parameters are the percentage of waveform voltage level the slope and the occurrence count The query returns the current settings Command Syntax MARKer XAUTo MANual CHANnel lt N gt level gt slope gt occurrence gt where N x 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 level percentage of waveform voltage level ranging from 10 to 90 of the Vtop to Vbase voltage slope POSitive or NEGative lt occurrence gt integer from 1 to 100 Example OUTPUT XXOC MARKER XAUTO CHANNEL1 50 POSITIVE S Query Syntax MARKer XAUTo Returned Format MARKer XAUTo CHANnel lt N gt lt level gt slope occurrence gt NL Example 10 DIM Xam 100 20 OUTPUT XXX MARKER XAUTO 30 ENTER XXX Xam 40 PRINT Xam 50 END HP 16532A MARKer Subsystem Programming Reference 6 15 XOTime BEER XOTime Query Syntax Returned Format where
16. Subsystem Programming Reference 4 3 ECL je ECL Command Syntax where lt N gt Example CHANnel Subsystem 44 command The ECL command sets the vertical range offset and trigger levels for the selected input channel for optimum viewing of ECL signals The set ECL values are Range 2 0 V 500 mV per division Offset 13 V Trigger level 1 3 V CHANnel x N ECL 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 OUTPUT XXX CHANNEL1 ECL To return to Preset User change the CHANnel RANGe CHANnel OFFSet or TRIGger LEVel value HP 16532A Programming Reference OFFSet PP TTT OFFSet command query The OFFSet command sets the voltage that is represented at center screen for the selected channel The allowable offset voltage lt value gt is shown in the table below The table represents values for a Probe setting of 1 1 The offset value is recompensated whenever the probe attenuation factor is changed The query returns the current value for the selected channel Command Syntax CHANnel lt N gt OFFSet lt value gt where lt N gt 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 value allow
17. Vma 40 PRINT Vma 50 END HP 16532A Programming Reference VMIN NNNM A 0 AAA AAA VMIN query The VMIN query returns the absolute minimum voltage present on the selected source Query Syntax MEASure SOURce CHANnel N gt VMIN where lt N gt i 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format MEASure VMIN value NL where value minimum voltage of selected waveform Example 10 DIM Vmi 100 20 OUTPUT XXX MEASURE SOURCE CHANI1 VMIN 30 ENTER XXX Vmi 40 PRINT Vmi 50 END HP 16532A MEASure Subsystem Programming Reference 7 17 VPP Po arr rrr rrr VPP Query Syntax where lt N gt Returned Format where lt value gt Example MEASure Subsystem 7 18 query The VPP query makes a peak to peak voltage measurement on the selected source The measurement is made by finding the absolute maximum VMAX and minimum VMIN points on the displayed waveform MEASure SOURce CHANnel lt N gt VPP 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 MEASure VPP lt value gt lt NL gt peak to peak voltage of eee waveform 10 DIM Vpp 100 20 OUTPUT XXX MEASURE SOURCE CHANI VPP 30 ENTER XXX Vpp 40 PRINT Vpp 50 END HP 16532
18. gt value X origin currently in preamble Example 10 DIM Xo 100 20 OUTPUT XXX3 WAV XOR 30 ENTER XXX Xo 40 PRINT Xo 50 END WAVeform Subsystem HP 16532A 10 20 Programming Reference XREFerence ree XREFerence query The XREFerence query returns the current X reference value in the preamble This value specifies the X value of the first data point in memory and is always 0 Query Syntax WAVeform XREFerence Returned Format WAVeform XREFerence lt value gt lt NL gt value X reference value in the preamble Example 10 DIM Xr 100 20 OUTPUT XXX WAVEFORM XREFERENCE 30 ENTER XXX Xr 40 PRINT Xr 50 END HP 16532A WAVeform Subsystem Programming Reference 10 21 YINCrement A eee YiNCrement query The YINCrement query returns the Y increment value currently in the preamble This value is the voltage difference between consecutive data values Query Syntax WAVeform SOURce CHANnel N JYINCrement N 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format WA Veform YINCrement lt value gt lt NL gt value Y increment value in preamble Example 10 DIM Yi 100 20 OUTPUT XXX WAVEFORM YINCREMENT 30 ENTER XXX YiS 40 PRINT Yi 50 END WAVeform Subsystem HP 16532A 10 22 Programming Reference YORigin A YORigin query The YORigin qu
19. if no data has been acquired for the last acquisition Query Syntax WAVeform VALid Returned Format WAVeform VALid 0 1 NL O No data acquired 1 Data has been acquired Example 10 DIM Da 100 20 OUTPUT XXX WAVEFORM VALID 30 ENTER XXX Da 40 PRINT Da 50 END WAVeform Subsystem HP 16532A 10 18 Programming Reference XINCrement eee XiNCrement Query Syntax lt value gt Example HP 165324 Programming Reference query The XINCrement query returns the X increment currently in the preamble This value is the time difference between the consecutive data points i WAVeform XINCrement Returned Format WAVeform XINCrement lt value gt lt NL gt X increment value currently in preamble 10 DIM Xi 100 20 OUTPUT XXX WAVEFORM XINCREMENT 30 ENTER XXX Xi 40 PRINT Xi 50 END WAVeform Subsystem 10 19 XORigin i CT 7777770000009 999 XORigin query The XORigin query returns the X origin value currently in the preamble The value represents the time of the first data point in memory with respect to the trigger point Query Syntax WAVeform SOURce CHANnel N XORigin lt N gt 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format WAVeform XORigin lt value gt lt NL
20. lt NL gt Example 10 DIM Ts 100 20 OUTPUT XXX TRIG SOUR CHANI SLOP 30ENTER XXX Ts 40 PRINT Ts 50 END HP 16532A TRiGger Subsystem Programming Reference 9 11 SOURce i TT 777 M M SOURce command query The SOURce command is used to select the trigger source and is used for any subsequent SLOPe and LEVel commands This command can only be used in the EDGE trigger mode It is the equivalent to the PATH command for the PATTern trigger mode The query returns the current trigger source Command Syntax TRIGger MODE EDGE SOURce CHANnel lt N gt EXTernal where N lor2 Example OUTPUT XXX TRIG SOUR CHANT Query Syntax TRIGger SOURce Returned Format TRIGger SOURce CHANnel lt N gt EXTernal lt NL gt Example 10 DIM Tso 100 20 OUTPUT XXX TRIGGER SOURCE 30 ENTER XXX Tso 40 PRINT Tso 50END TRiGger Subsystem HP 16532A 9 12 Programming Reference 10 WAVeform Subsystem STP NS EE OT PAPA E AER introduction The commands of the Waveform subsystem are used to transfer waveform data from the oscilloscope to a controller The waveform record is actually contained in two portions the waveform data and preamble The waveform data is the actual data acquired for each point when a DIGitize command is executed The preamble contains the information for interpreting waveform data Data in the preamb
21. lt time gt Example MARKer Subsystem 6 16 query The XOTime query returns the time in seconds from the X marker to the O marker If data is not valid the query returns 9 9E37 MARKer XOTime MARKer XOTime time gt lt NL z real number 10 DIM Xo 100 20 OUTPUT XXX MARKER XOTIME 30 ENTER XXX Xo 40 PRINT Xo 50 END HP 16532A Programming Reference XTIMe a C v MH XTIMe Command Syntax where X marker time Example Query Syntax Returned Format Example HP 16532A Programming Reference command query The XTIMe command moves the X marker to the specified time with respect to the trigger marker The query returns the time in seconds between the X marker and the trigger marker MARKer XTIMe X marker time gt time in seconds from trigger marker to X marker OUTPUT XX MARKER XTIME 1E 6 MARKer XTIMe MARKer XTIMe lt marker time gt lt NL 10 DIM Xt 100 20 OUTPUT XXX MARKER XTIME 30 ENTER XXXSXt 40 PRINT Xt 50 END MARKer Subsystem 6 17 XVOLt I HEE XVOLt Query Syntax where lt N gt Returned Format where lt level gt Example MARKer Subsystem 6 18 query The XVOLt query returns the current voltage level of the selected _ Channel at the X marker MARKer XVOLt CHANnei lt N gt _2 1 through the number of channels in the oscilloscope connected as one
22. the oscilloscope to automatically select the vertical sensitivity vertical offset trigger source trigger level and timebase settings for optimum viewing of any input signals The trigger source is the lowest channel on which the trigger was found If no signal is found the oscilloscope defaults to auto trigger To demonstrate a quick oscilloscope setup we will use the AC CAL OUTPUT signal available at the rear panel of the card This square wave is normally used for calibration and probe compensation Connect the AC CAL OUTPUT signal from the rear panel output connector to CHAN 1 also on the rear panel Ensure that the mainframe is connected to a controller Enter the program listed on the next page and execute it Programming the HP 16532A HP 16532A 1 2 Programming Reference Example Program 10 OUTPUT XXOGC SELECT 5 20 OUTPUT XXX AUTOSCALE 25 WAITS 30 DIM Me 200 40 OUTPUT MEASURE SOURCE CHANNEL1 ALL 50 ENTER XXX Mes 60 PRINT Me 70 END a r u The three Xs XXX after the OUTPUT and ENTER statements in Note the above example refer to the device address required for programming over either HP IB or RS 232 C Refer to your controller manual and programming language reference manual for information on initializing the interface e MM Program Comments Line 10 selects the oscilloscope in slot E Line 20 causes the oscilloscope to execute the AUTOSCALE command Line 25 causes the oscilloscope to wait 5 se
23. the displayed waveform In this mode ACCumulate is set to OFF When Average mode is selected the number of averages must also be specified using the COUNt command Previously displayed waveform data is erased from the display and the newly averaged waveform is displayed L _ __ Format for Data There are three formats for transferring waveform data over the Transfer remote interface These formats are WORD BYTE or ASCII WORD and BYTE formatted waveform records are transmitted using the arbitrary block program data format specified in IEEE 4882 When you use this format the ASCII character string lt 8 gt lt DD D gt is sent before the actual data The lt D gt s are ASCII numbers which indicate how many data bytes will follow For example if 8192 points of data are to be transmitted the ASCH string 800008192 would be sent WAVeform Subsystem HP 16532A 10 2 Programming Reference BYTE Format In BYTE format the seven least significant bits represent the waveform data This means that the possible range of data is divided into 128 vertical increments The most significant bit is not used If all 1 s are returned in the seven least significant bits the waveform is clipped at the top of the screen If all 0 s are returned the waveform is clipped at the bottom of the screen see figure 10 1 NORMAL AND AVERAGE ACQUISITION TYPE 128 64 32 16 8 4 2 1 NOT USED o DATA cal 16532B15 Figure
24. trigger level source The LEVel command in PATTern trigger mode sets the high low threshold for the pattern The query returns the trigger level for the current path or source LEVel for EXT cannot be specified LEVel is fixed at ECL levels For EDGE trigger mode TRIGger MODE EDGE SOURce CHANnel lt N gt EXTernal LEVel value gt Trigger level in volts For PATTern trigger mode TRIGger MODE PATTern PATH CHANnel lt N gt EXTernal LEVel value gt lor2 Trigger level in volts For EDGE trigger mode OUTPUT XXX TRIG MODE EDGE SOUR CHANI LEV 1 0 For PATTern trigger mode OUTPUT XXX TRIG MODE PATTERN PATH CHANNEL2 LEVEL 1 0 HP 16532A Programming Reference LEVel LEVel Query Syntax For EDGE trigger mode TRIGer MODE EDGE SOURce CHANnel N gt EXTernal JLEVel For PATTern trigger mode TRIGger MODE PATTern PATH CHANnel lt N gt EXTernal LEVel Returned Format TRIGger LEVel lt value gt NL Example For EDGE trigger mode 10 DIM EI 100 20 OUTPUT XXX TRIGGER SOURCE CHANNEL1 LEVEL 30 ENTER XXX ElS 40 PRINT ElS 50 END Example For PATTern trigger mode 10 DIM PIS 100 20 OUTPUT XXX TRIGGER PATH CHANNEL1 LEVEL 30 ENTER XXX Pl 40 PRINT PI 50END HP 16532A TRIGger Subsystem Programming Reference 9 7 LOGic A C LOGic Command Syntax where lt N gt Example Query Syntax TRIGger
25. type of acquisition that is to take place when a DIGitize or STARt command is executed One of two acquisition types may be chosen the NORMal or AVERage mode The query returns the last specified type Command Syntax ACQuire TYPE NORMal AVERage Example OUTPUT XXX ACQUIRE TYPE NORMAL Query Syntax ACQuire TYPE Returned Format ACQuire TYPE NORMal AVERage lt NL gt Example 10 DIM At 100 20 OUTPUT XXX ACQUIRE TYPE 30 ENTER XOGASS 40 PRINT At 50 END ACQuire Subsystem HP 16532A 3 4 Programming Reference 4 CHANnel Subsystem BARES RULES MADDEN ERASMI ESS SMS Introduction The Channel Subsystem commands control the channel display and the vertical axis of the oscilloscope Each channel must be programmed independently for all offset range and probe functions When ECL or TTL commands are executed the vertical range offset and trigger _ levels are automatically set for optimum viewing Refer to figure 4 1 for the CHANnel Subsystem Syntax Diagram The CHANnel Subsystem commands are i COUPling ECL OFFSet PROBe RANGe TIL a Gar nU Hn mM DoFifty channel number YA Fei me space ol orto toro PROBE Gir 16532504 Figure 4 1 CHANnel Subsystem Syntax Diagram HP 16532A CHANnel Subsystem Programming Reference 4 1 channel number An integer from 1 through 8 depending on how many oscilloscope cards are installed as a single unit chained together offset_arg a rea
26. unit maximum of 8 channels otherwise the maximum number of channels is 2 MARKer XVOLt level gt lt NL level in volts where the X marker crosses the waveform 10 DIM Xvm 100 20 OUTPUT XX MARKER XVOLT CHANNEL 1 30 ENTER X00 Xvm 40 PRINT Xvm 50 END HP 16532A Programming Reference 7 MEASure Subsystem Introduction Frequency Period Peak to Peak Positive Pulse Width Negative Pulse Width Risetime Falltime HP 16532A Programming Reference The commands queries in the Measure Subsystem are used to make automatic parametric measurements on displayed waveforms Measurements are made on the displayed waveform s specified by the SOURce command If the source is not specified the last waveform source is assumed Measurements are made in the following manner The frequency of the first complete cycle displayed is measured using the 50 level The period of the first complete cycle displayed is measured at the 50 level The absolute minimum and the maximum voltages for the selected source are measured Pulse width is measured at the 50 level of the first displayed positive pulse Pulse width is measured at the 50 level of the first displayed negative pulse The risetime of the first displayed rising edge is measured To obtain the best possible measurement accuracy select the fastest sweep speed while keeping the rising edge on the display The risetime is determined by me
27. 0 ENTER XXX Tr 40 PRINT Tr 50 END HP 16532A Programming Reference SOURce A ar SOURce command query The SOURce command specifies the source to be used for subsequent measurements If the source is not specified the last waveform source is assumed The query returns the presently specified channel Command Syntax MEASure SOURce CHAN lt N gt where N 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Example OUTPUT XXX MEASURE SOURCE CHANT Query Syntax MEASure SOURce Returned Format MEASure SOURce CHANnel lt N gt lt NL gt Example 10 DIM So 100 20 OUTPUT XXX MEASURE SOURCE 30 ENTER XXX So 40 PRINT So 50END HP 16532A MEASure Subsystem Programming Reference 7 13 VAMPlitude Eem VAMPlitude Query Syntax where lt N gt Returned Format where lt value gt Example MEASure Subsystem 7 14 query The VAMPlitude query makes a voltage measurement on the selected channel The measurement is made by finding the relative maximum VTOP and minimum VBASe points on screen MEASure SOURce CHANnel lt N gt JVAMPlitude 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 MEASure VAMPlitude value NL difference between top and base volta
28. 10 1 Byte Data Structure The data returned in BYTE format is the same for either Normal or Average acquisition types The data transfer rate in this format is faster than the other two formats WORD Format Word data is two bytes wide with the most significant byte of each word being transmitted first In WORD format the 15 least significant bits represent the waveform data The possible range of data is divided into 32768 vertical increments The WORD data structure for normal and average acquisition types are shown in figure 10 2 If all T s are returned in the 15 least significant bits the waveform is clipped at the top of the screen If all 0 s are returned in the 15 least significant bits the waveform is clipped at the bottom of the screen HP 16532A WAVeform Subsystem Programming Reference 10 3 WORD and ASCII format data is more accurate than BYTE format data BYTE format simply truncates the 8 least significant bits of WORD format data NORMAL AND AVERAGE ACQUISITION TYPE MSB LSB 32768 16384 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1 NOT USED Sn DATA M DATA FRACTION e 16532816 Figure 10 2 Word Data Structure ASCII Format ASCH formatted waveform records are transmitted one value at a time separated by a comma The data values transmitted are the same as would be sent in the WORD format except that they are converted to an integer ASCII format six or less characters before being t
29. A Programming Reference VTOP BEEEEEEENENEENNENENEN VTOP query The VTOP query returns the voltage at the top relative maximum of the waveform on the selected source Query Syntax MEASure SOURce CHANnel N gt VTOP where N 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format MEASure VTOP value NL where value voltage at the top relative maximum of the selected waveform Example 10 DIM Vt 100 20 OUTPUT XXX MEASURE SOURCE CHAN2 VTOP 30 ENTER XXX Vt 40 PRINT Vt 50 END HP 16532A J MEASure Subsystem Programming Reference 7 19 Notes MEASure Subsystem HP 16532A 7 20 Programming Reference 8 TiMebase Subsystem Introduction The commands of the Timebase Subsystem control the Timebase Trigger Delay Time and the Timebase Mode If TRIGgered mode is to be used ensure that the trigger specifications of the Trigger Subsystem have been set Refer to Figure 8 1 for the TIMebase Subsystem Syntax Diagram DEL oy deloy_arg DEL oy TRIGgered RANGe 16530604 delay arg delay time in seconds from 2500 seconds through 2500 seconds The full range is available for panning the waveform when acquisition is stopped Refer to the User s Reference Manual for a list of the available Del
30. ANnel lt N NWIDth where 4 N 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format MEASure NWIDth value NL value negative pulse width in seconds Example 10 DIM Nw 100 20 OUTPUT XXX MEASURE SOURCE CHAN2 NWID 30 ENTER XXX Nw 40 PRINT Nw l S0END HP 16532A MEASure Subsystem Programming Reference 7 7 OVERshoot A C s OVERshoot Query Syntax where lt N gt Returned Format lt value gt Example MEASure Subsystem 7 8 query The OVERshoot query makes an overshoot measurement on the selected channel The measurement is made by finding a distortion following the first major transition The result is the ratio of OVERshoot vs VAMPlitude MEASure SOURce CHANnel lt N gt OVERshoot 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 EMEASure OVERshoot lt value gt lt NL gt ratio of overshoot to Vamplitude 10 DIM Ovs 100 20 OUTPUT XXX MEASURE SOURCE CHAN1 OVER 30 ENTER XXX Ovs 40 PRINT Ovs 50 END HP 16532A Programming Reference PERiod O c c c PERiod Query Syntax where lt N gt Returned Format where lt value gt Example HP 16532A Programming Reference
31. Dth query The PWIDth query makes a positive pulse width measurement on the selected channel The measurement is made by finding the time difference between the 5096 points of the first rising and the next falling edge displayed on screen Query Syntax MEASure SOURce CHANnel N PWIDth where lt N gt x 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format MEASure PWIDth lt value gt lt NL gt where value positive pulse width in seconds Example 10 DIM Pw 100 20 OUTPUT XXX MEASURE SOURCE CHANNEL2 PWIDTH 30 ENTER XXX Pw 40 PRINT Pw 50END HP 16532A MEASure Subsystem Programming Reference 7 11 RiSetime A A M RiSetime Query Syntax where lt N gt Returned Format where value gt Example MEASure Subsystem 7 12 query The RISetime query makes a risetime measurement on the selected channel by finding the 10 and 90 voltage levels of the first rising edge displayed on screen MEASure SOURce CHANnel lt N gt JRISetime 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 MEASure RISetime lt value gt NL risetime in seconds 10 DIM Tr 100 20 OUTPUT XXX MEASURE SOUR CHANI RISETIME 3
32. E PATTern IMMediate Exampie OUTPUT XXX TRIGGER MODE PATTERN Query Syntax TRIGger MODE Returned Format TRIGger MODE EDGE PATTern IIMMediate lt NL gt Example 10 DIM Md 100 20 OUTPUT XXX TRIGGER MODE 30 ENTER XXX Md 40 PRINT Md 50 END HP 16532A TRIGger Subsystem Programming Reference 9 9 PATH 7 eS SS PATH command query The PATH command is used to select a trigger path for the subsequent LOGic and LEVel commands This command can only be used in the PATTern trigger mode The query returns the current trigger path Command Syntax TRIGger MODE PATTern PATH CHANnel lt N gt EXTernal where lt N gt z 1or2 Example OUTPUT XXX TRIGGER PATH EXTERNAL Query Syntax TRIGger PATH Returned Format TRIGger PATH CHANnel N EXTernal lt NL gt Example 10 DIM Tp 100 20 OUTPUT XXX TRIGGER PATH 30 ENTER XXX Tp 40 PRINT Tp 50 END TRIGger Subsystem HP 16532A 9 10 Programming Reference SLOPe ee SLOPe command query The SLOPe command selects the trigger slope for the specified trigger source This command can only be used in the EDGE trigger mode The query returns the slope of the current trigger source Command Syntax TRIGger MODE EDGE SOURce CHANnel lt N gt EXTernal SLOPe POSitive NEGative where lt N gt lor2 Example OUTPUT XXX TRIG SOUR CHAN1 SLOP POS Query Syntax TRIGger SLOPe Returned Format TRIGger SLOPe POSitive NEGative
33. ERT C1 Inserting a waveform from a logic analyzer or high speed timing module to the oscilloscope display DISPlay INSert lt slot no label gt lt bit id gt card slot number of the module from which waveform is to be taken string of up to 6 alphanumeric characters enclosed by single quotes integer from 0 to 31 OUTPUT XXX DISPLAY INSERT 4 WAVE 10 For a complete explanation of the label name and the bit id gt refer to the HP 16510A or HP 16510B Logic Analyzer Programming Reference manual the HP 16515A High Speed Timing Programming Reference manual or the HP 16540Aor HP 165414 State Timing Programming Reference manual HP 16532A Programming Reference MINus A _ _ _ MiNus command The MINus command algebraically subtracts one channel from another and inserts the resultant waveform to the display The first parameter is an optional module specifier The module is identified by the slot number that contains the oscilloscope master card If a module is not specified the current module is assumed The next two parameters are the label of the waveform selected to be added to the Command Syntax where lt module number gt lt label gt Example HP 165324 Programming Reference display The label names are defined in the same manner as the INSert command DISPlay MINus lt module number gt lt label gt label gt
34. HP 16532A 1 GSa s Digitizing Oscilloscope Module for the HP 16500A Logic Analysis System Programming Reference inu Team rre mesons U HEWLETT PACKARE Pe d Programming Reference HP 16532A Oscilloscope Module for the HP 16500A Logic Analysis System ial LA PACKARD Copyright Hewlett Packard Company 1991 Manual Part Number 16532 90903 Printed in U S A June 1991 D TTT Product This Hewlett Packard product has a warranty against defects in material Warra nty and workmanship for a period of one year from date of shipment During warranty period Hewlett Packard Company will at its option either repair or replace products that prove to be defective For warranty service or repair this product must be returned to a service facility designated by Hewlett Packard However warranty service for products installed by Hewlett Packard and certain other products designated by Hewlett Packard will be performed at the Buyer s facility at no charge within the Hewlett Packard service travel area Outside Hewlett Packard service travel areas warranty service will be performed at the Buyer s facility only upon Hewlett Packard s prior agreement and the Buyer shall pay Hewlett Packard s round trip travel expenses For products returned to Hewlett Packard for warranty service the Buyer shall prepay shipping charges to Hewlett Packard and Hewlett Packard shall pay
35. IMe command moves the O marker to the specified time with respect to the trigger marker The query returns the time in seconds between the O marker and the trigger marker MARKer OTIMe lt O marker time gt time in seconds from trigger marker to O marker OUTPUT XXXG MARKER OTIME 1E 6 MARKer OTIMe MARKer OTIMe lt O marker time NL 10 DIM Otime 100 20 OUTPUT XXX MARKER OTIME 30 ENTER XXX Otime 40 PRINT Otime 50 END HP 16532A Programming Reference OVOLt A eee OVOLt Query Syntax where lt N gt Retumed Format where lt level gt Example HP 16532A Programming Reference query The OVOLt query returns the current voltage level of the selected source at the O marker MARKer OVOLt CHANNEL N gt 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 MARKer OVOLt level lt NL z levelin volts where the O marker crosses the waveform 10 DIM Ovm 100 20 OUTPUT JOOG MARKER OVOLT CHANNEL 1 30 ENTER XXX Ovm 40 PRINT Ovm 50 END MARKer Subsystem 6 9 RUNTIl o ee ee eee RUNTIil Command Syntax where lt time gt Example Query Syntax Returned Format Example MARKer Subsystem 6 10 command query The RUNTi command allows you to set a stop condition based on the time interval betwe
36. O command query The OAUTo command specifies the automatic placement specification for the O marker The first parameter specifies if automarker placement is to be in the manual mode or on a specified channel If a channel is specified three other parameters must be included in the command syntax The three parameters are the percentage of waveform voltage level the slope and the occurrence count The query returns the current settings Command Syntax MARKer OAUTo MANual CHANnel lt N gt lt level gt lt slope gt lt occurrence gt where N 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 level percentage of waveform voltage level ranging from 10 to 90 of the Vtop to Vbase voltage slope POSitive or NEGative occurrence integer from 1 to 100 Example OUTPUT XXX MARKER OAUTO CHANNEL 1 50 POSITIVE 5 Query Syntax MARKer OAUTo Returned Format MARKer OAUTo CHANnel lt N gt level slope gt occurrence gt lt NL Example 10 DIM Oam 100 20 OUTPUT XXX MARKER OAUTO 30 ENTER XXX Oam 40 PRINT Oam 50 END HP 16532A MARKer Subsystem Programming Reference 6 7 OTIMe SA rr Or OTIMe Command Syntax where lt O marker time gt Example Query Syntax Returned Format Example MARKer Subsystem 6 8 command query The OT
37. Subsystem 2 8 command query The LOGic command sets the logic for each trigger path in the PATTern trigger mode The choices are HIGH LOW and DONTcare The trigger level set by the LEVel command determines logic high and low threshold levels Any voltage higher than the present edge trigger level is considered a logic high for that trigger path any voltage lower than the trigger level is considered a logic low for that trigger path The query returns the current logic of the previously selected trigger or path TRIGger MODE PATTern PATH CHANnel lt N gt Poema LOGic HIGH LOW DONTcare lor2 OUTPUT XXX TRIG PATH CHAN1 LOG HIGH TRIGger LOGic Returned Format TRIGger LOGic HIGH LOW DONTcare lt NL gt Example 10 DIM Li 100 20 OUTPUT XXX TRIG MODE PATT PATH CHAN1 LOG 30 ENTER XXX Li 40 PRINT Li 50END HP 16532A Programming Reference MODE MODE command query The MODE command allows you to select the trigger mode for the oscilloscope The EDGE mode will trigger the oscilloscope on an edge whose slope is determined by the SLOPe command at a voltage set by the LEVel command The PATTern mode will trigger the oscilloscope on entering or exiting a specified pattern of the two internal channels and external trigger In the IMMediate trigger mode the oscilloscope goes to a freerun mode and does not wait for a trigger This mode is used in intermodule applications Command Syntax TRIGger MODE EDG
38. T XXOG SYSTEM HEADER OFF EO ON 40 OUTPUT XX ACQUIRE TYPE AVERAGE 50 OUTPUT OOG WAVEFORM SOURCE CHANNEL 1 60 OUTPUT XXX WAVEFORM FORMAT WORD 70 OUTPUT XX WAVEFORM RECORD FULL 80 OUTPUT XX AUTOSCALE 90 DIM Header 20 100 OUTPUT XXX DIGITIZE 105 WAIT 10 110 Length 8000 120 ALLOCATE INTEGER Waveform 1 Length 130 OUTPUT XXXGC WAVEFORM DATA 140 ENTER XXX USING 10A Header 150 ENTER XXX USING W Waveform 160 END Module Level Commands 2 4 HP 16532A Programming Reference 3 ACQuire Subsystem Ba en ER SSA NERO ETA ACA AA ene ee Introduction The Acquire Subsystem commands are used to set up acquisition conditions for the DIGitize command The subsystem contains commands to select the type of acquisition and the number of averages to be taken if the average type is chosen Refer to Figure 3 1 for the ACQuire Subsystem Syntax Diagram The ACQuire Subsystem commands are e COUNt e TYPE Figure 3 1 ACQuire Subsystem Syntax Diagram count arg An integer that specifies the number of averages to be taken of each time point The choices are 2 4 8 16 32 64 128 or 256 HP 16532A ACQuire Subsystem Programming Reference 3 1 OO eee Acquisition Type Normal In the Normal mode with the ACCumulate command OFF the oscilloscope acquires waveform data and then displays the waveform When the oscilloscope makes a new acquisition the previously acquired waveform is e
39. UTPUT XXX WAVEFORM SOURCE 30 ENTER XXX Ws 40 PRINT Ws 50 END HP 16532A WAVeform Subsystem Programming Reference 10 15 SPERiod A 77 7 SPERiod query The SPERiod query returns the present sampling period The sample period is determined by the DELay and the RANGe commands of the TIMEbase subsystem Query Syntax WAVeform SPERiod Returned Format WAVeform SPERiod lt period gt NL where period time in seconds Example 10 DIM Sp 100 20 OUTPUT XXX WAVEFORM SPERIOD 30 ENTER XXX Sp 40 PRINT Sp 50 END WAVeform Subsystem HP 16532A 10 16 Programming Reference TYPE ee TYPE Query Syntax HP 16532A Programming Reference query The TYPE query returns the presently acquisition type normal or average The acquisition type is specified in the ACQuire Subsystem using the ACQuire TYPE command WAVeform TYPE Returned Format WA Veform TYPE NORMal AVERage lt NL gt Example 10 DIM Wt 100 20 OUTPUT XXX WAVEFORM TYPE 30 ENTER XXX Wt 40 PRINT Wt 50 END WAVeform Subsystem 10 17 VALid NEENMENENENEENENNNNNE 9 VALid query The VALid query checks the oscilloscope for acquired data If a measurement is completed and data has been acquired by all channels then the query reports a 1 A 0 is reported
40. able offset voltage value shown in the table below Vertical Range 4 times V Div Offset Voltage 16 mV 400 mV Example OUTPUT XXX CHANI OFFS 1 5 Query Syntax CHANnel N OFFSet where lt N gt 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format CHANnel lt N gt OFFSet value NL Example 10 DIM Co 100 20 OUTPUT XXX CHANNEL 1 OFFSET 30 ENTER XXX Co 40 PRINT Co 50 END HP 16532A CHANnel Subsystem Programming Reference 4 5 PROBe sa _ _ o PROBe Command Syntax where lt N gt lt atten gt Example Query Syntax Returned Format Example CHANnel Subsystem 4 6 command query The PROBe command specifies the attenuation factor for an external probe connected to a channel The command changes the channel voltage references such as range offset trigger level and automatic measurements The actual sensitivity is not changed at the channel input The allowable probe attenuation factor is an integer from 1 to 11000 The query returns the probe attenuation factor for the selected channel CHANnel lt N PROBe lt atten gt 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 i 1 to 1000 Integer OUTPUT XXX CHAN1 PROB
41. agram Cont d MARKer Subsystem HP 16532A 6 3 Programming Reference Co apa rere ine id XTIMe 16530 8X0 channel f An integer from 1 through 8 depending on how many oscilloscope cards are installed as a single unit chained together marker time time in seconds from trigger marker to X or O marker lt arg time in seconds that specifies the less than It RUNTI time gt arg time in seconds that specifies the greater than gt RUNTil time inrange gt time in seconds specifying the lower limit of the INRange runtime inrange lt time in seconds specifying the upper limit of the INRange runtime outrange gt time in seconds specifying the lower limit of the OUTRange runtime outrange lt time in seconds specifying the upper limit of the OUTRange runtime V level percentage of waveform voltage level ranging from 10 to 90 Of the Viop to Vbase voltage slope positive or negative slope occurrence integer from I to 100 Figure 6 1 MARKer Subsystem Syntax Diagram Cont d MARKer Subsystem HP 16532A 6 4 Programming Reference MMODe NEEEENMEMEEMAKNKAEKEKN MMODe Command Syntax Example Query Syntax Returned Format where lt state gt Example HP 16532A Programming Reference command query The MMODe command allows you to select the marker mode The choices are OFF ON and AUTO When OFF marker measurements can
42. asuring time at the 10 and the 90 voltage points of the rising edge Falltime is measured between the 10 and the 90 points of the first displayed falling edge To obtain the best possible measurement MEASure Subsystem 7 1 accuracy select the fastest sweep speed possible while keeping the falling edge on the display Preshoot and Preshoot and overshoot measure the perturbation on a waveform Overshoot above or below the top and base voltages Preshoot isa perturbation before a rising or a falling edge and measured as a percentage of the top base voltage Overshoot isa perturbation after a rising or falling edge and is measured as a percentage of the top base voltage For complete details of the measurement algorithms refer to the User s Reference Manual Refer to Figure 7 1 for the MEASure Subsystem Syntax Diagram Before using any of the Measure Subsystem queries note that the SOURce command is part of every query of this subsystem The SOURce command specifies the channel that is to be used for making the measurements If a parameter cannot be measured the instrument responds with 9 9E37 MEASure Subsystem HP 165324 7 2 Programming Reference CO FALL time FREQuency IDth OVERshoot i PERiod PREShoot RISetime DOORS D VAMP I i tude VBASe VMIN 16530 8XO02 channel 4 An integer from 1 through 8 depending on how many oscilloscope cards are installed as a single unit chained toge
43. ay Pre trigger and Delay Post trigger ranges while running and making acquisitions range arg a real number from 1 ns through s Figure 8 1 TIMebase Subsystem Syntax Diagram HP 16532A TiMebase Subsystem Programming Reference 8 1 DELay a i DELay Command Syntax where delay time Query Syntax TiMebase Subsystem 8 2 command query The DELay command sets the time between the trigger and the center ofthe screen The query returns the current delay setting TIMebase DELay lt delay time gt delay time in seconds from 2500 seconds through 2500 seconds The full range is available for panning the waveform when acquisition is stopped Refer to the HP 165324 1 GSa s Oscilloscope User s Reference manual for a list of the available Delay Pre trigger and Delay Post trigger ranges while running and making acquisitions Example OUTPUT XXX TIM DEL 2US TIMebase DELay Returned Format TIMebase DELay value NL Example 10 DIM Dt 100 20 OUTPUT XXX TIM DEL 30 ENTER XXX Dt 40 PRINT Dt SEND HP 16532A Programming Reference MODE ee MODE Command Syntax Query Syntax HP 16532A Programming Reference command query The MODE command sets the oscilloscope timebase to either Auto or Triggered mode When the AUTO mode is chosen the oscilloscope waits approximately 50 ms for a trigger to occur If a trigger is not generated within that time then auto tri
44. ay value corresponds to the Count field displayed on the TRIGger menu The LOGic command defines the pattern The PATH command is used to change the trigger pattern and level The path consists of two channels and the external trigger input HP 16532A TRIGger Subsystem Programming Reference 9 1 Figure 9 1 TRIGger Subsystem Syntax Diagram TRiGger Subsystem HP 16532A 9 2 Programming Reference GD apace ep NNNM Gu m space source source 16582896 count_ an integer from 1 through 32000 level value trigger level in volts channel an integer from 1 to 2 Figure 9 1 TRIGger Subsystem Syntax Diagram Cont d HP 16532A TRIGger Subsystem Programming Reference 9 3 CONDition eee CONDition Command Syntax Query Syntax TRIGger Subsystem 9 4 command query The CONDition command specifies if a trigger is to be generated on entry ENTer to a specific logic pattern or when exiting EXIT the specified pattern The specified pattern is defined by using the LOGic command When ENTer is chosen the oscilloscope will trigger on the first transition that makes the pattern specification true for every input the number of times specified by the trigger event count DELay command When EXIT is selected the oscilloscope will trigger on the first transition that causes the pattern specification to be false after the pattern has been true for the number of times specified b
45. conds the time you allow for the measurement to be complete Line 30 dimensions and reserves memory for the string array Line 40 causes the oscilloscope to make all the parametric measurements of the Measure subsystem The source for the measurements is channel 1 Line 50 enters data from the oscilloscope Line 60 causes the data to be printed either on controller screen or hardcopy depending on the output device chosen For more information on the specific oscilloscope commands refer to chapters 2 through 10 of this manual HP 16532A Programming the HP 16532A Programming Reference 1 3 i Mainframe These commands are part of the HP 16500A 16501A mainframe Commands system and are mentioned here only for reference For more information on these commands refer to the HP 165004 16501A Programming Reference manual CARDcage The CARDcage query returns a series of integers which identify the query modules that are installed in the mainframe The returned string is in two parts The first five two digit numbers identify the card type The identification number for the HP 16532A oscilloscope is 13 A 1 in the first part of the string indicates no card is installed in the slot The five single digit numbers in the second part of the string indicate which slots have cards installed which card has the controlling software for the module and where the master card is located Example for
46. d SRM CRANE ORE AS VI QE E IER AN IR 7 17 VPP ida mE 7 18 MTOR NER TET E EE KOE OEE 7 19 Chapter 8 TiMebase Subsystem Introduction ccccecee cece cece veneer she 8 1 DELAY ecuacion Vu ea S eade aeq a C RE E 8 2 MODE caidas uiid qe Vp D USA dd 8 3 BANGE ii NEAR o UAE UK ERR I e 8 4 Contents 3 Contents yy _ ee 2 0 qq qq q qq Chapter 9 TRIGger Subsystem e AA O RUDER SEE SPRE VR 9 1 The EDGE Trigger Mode esee eene 9 1 The PATTern Trigger Mode oooooocoocoommnmmmmos 9 1 CONDOR vada v cat caa eos ded ee da tias 9 4 DELAY A IPTE 9 5 AN etna ides s esdeusviuel aes uU da Ad LE ET 9 6 EEV Tr 9 7 orc A EE 9 8 MODE aset ass ates RR RO RAO eeu ad E RU ERU Qe 9 9 PATI ee eo nearer E BREDE M DE diese 9 10 SLOPE ouor diee une es wale 30D du IRA PA DE ERR date 9 11 SOURCE s 9 12 A SC 8 on Chapter 10 WAVeform Subsystem TNT OGUCHOR ess 10 1 Data Acquisition Types esoo iden 10 1 Normal Mode osos o eta 10 1 Avetape Mode eoaceo ces E ena NERAN ONTA MN REA 10 2 Format for Data Transfer iie esee ree dies 10 2 BYTE Fora sees Yes RENDER CU ened 10 3 WORD Pormal 2222 o tados caia 10 3 ASCH Formal cit 42s oe etx vessel iaa 10 4 Contents 4 Contents Data Conversion cece ec we cece cence ener tnn n n 10 5 Conversion from Data Value to Voltage 10 5 Conversion from Data Value to Time oooooooo om 10 5 Conversion from Data Value to Trigger Point
47. d Syntax Example Query Syntax Returned Format Example HP 16532A Programming Reference command query The ACCumulate command works in conjunction with the commands in the Acquisition Subsystem In the Normal mode the ACCumulate command turns the infinite persistence on or off The query reports if accumulate is turned on or off DISPLAY ACCumulate ON 1 OFF10 OUTPUT XXX DISPLAY ACC ON DISPLAY ACCumulate DISPlay ACCumulate 1 0 lt NL 10 DIM Ac 100 20 OUTPUT XXX DISPLAY ACCUMULATE 30 ENTER XXX Ac 40 PRINT Ac 50 END DISPlay Subsystem 5 3 CONNect RACE CONNect Command Syntax Example Query Syntax Returned Format DISPlay Subsystem 5 4 command query The CONNect command sets the Connect Dots mode When ON each displayed sample dot will be connected to the adjacent dot by a straight line The waveform is easier to see in this mode When OFF only the sampling points will be displayed The query reports if connect is on or off DISPlay CONNect ON 1 OFF10 OUTPUT XOX DISPLAY CONNECT ON DISPlay CONNect DISPiay CONNect 1 0 NL Example 10 DIM Dots 100 20 OUTPUT XXX DISPLAY CONNECT 30 ENTER XXX Dots 40 PRINT Dots 50END HP 16532A Programming Reference INSert A rr AAA INSert command The INSert command inserts waveforms into the current display Time correlated waveforms from another oscillosc
48. d is used to acquire waveform data for transfer over HP IB The command initiates the Repetitive Run for the oscilloscope and any modules that are grouped together in Group Run through the Intermodule Bus If a RUNtil condition has been specified in any module the oscilloscope and the grouped modules will acquire data until the RUNtil conditions have been satisfied The Acquire subsystem commands may be used to set up conditions such as acquisition type and average count for the DIGitize command See the Acquire subsystem for the description of these commands When a count number in the average acquisition type has been specified the oscilloscope and all grouped modules will acquire data until these conditions have been satisfied When both the RUNtil and the ACQuire COUNt have been satisfied the acquisition will stop For a faster data transfer rate over the interface bus display a menu that has no waveforms on screen us The DIGitize command is an overlap command thus ensure that all Note data has been acquired and stored in the channel buffers before executing any other commands The MESE command and the MESR query may be used to check for run complete or a WAIt instruction may be inserted after the DIGitize command to ensure enough time for command execution Command Syntax DIGitize HP 16532A Module Level Commands Programming Reference 2 3 DIGitize Example 10 CLEAR 707 20 OUTPUT XXOG SELECT 4 30 OUTPU
49. en the X marker and the O marker In repetitive runs when the time specification is met the oscilloscope stops acquiring data and the advisory Stop condition satisfied will be displayed on screen The query will return the current Run Until Time X O RUNTII setting MARKer RUNTII OFF LT time gt GT lt time gt INRange time gt time gt OUTRange time gt time areal number specifying the time in seconds between the X and O markers OUTPUT XXX MARKER RUNTIL LT 1MS MARKer RUNTII MARKer RUNTII OFF LT time gt GT time gt INRange time time gt OUTRange time time NL 10 DIM Run 100 20 OUTPUT XXX MARKER RUNTIL 30 ENTER X00 Run 40 PRINT Run 50 END HP 16532A Programming Reference TAVerage eee TAVerage Query Syntax Returned Format where lt time value gt Example HP 16532A Programming Reference query The TAVerage query returns the average time between the X and O markers If there is no valid data the query returns 9 9E37 MARKer TAVerage MARKER TAVERAGE time value gt lt NL gt real number 10 DIM Tv 100 20 OUTPUT XXX MARKER TAVERAGE 30 ENTER XXX Tv 40 PRINT Tv 50 END MARKer Subsystem 6 11 TMAXimum O ______ S M TMAXimum Query Syntax Returned Format where time value gt
50. enu X slot number that contains the oscilloscope card The SELect command selects which module or intermodule will have parser control SELect 0 selects system intermodule and assumming the HP 16501 extender is being used SELect 1 through 10 selects modules A through J respectively Parameters 1 and 2 select software options 1 and 2 The SELect query returns the currently selected module The STARt command starts the selected module or intermodule If the selected module is configured for intermodule STARt will start all modules configured for intermodule The STOP command stops the selected module or intermodule If the selected module is configured for intermodule STOP will stop all modules configured for intermodule Programming the HP 16532A 1 5 RMODe The RMODe command specifies the run mode either single or command query repetitive for a module or intermodule If the selected module is configured for intermodule the intermodule run mode will be set by this command The RMODe query returns the current setting SYSTem ERRor The SYSTem ERRor query returns the oldest error in the error queue query I order to return all the errors in the error queue a simple FOR NEXT loop can be written to query the queue until all errors are returned Once all errors are returned the queue will return zeros SYSTem PRINt The SYSTem PRINt command initiates a print of the screen or listing command query _ buffer over the current prin
51. er from 1 through 8 depending on how many oscilloscope cards are installed in the mainframe Figure 10 3 WAVeform Subsystem Syntax Diagram Cont d WAVeform Subsystem Programming Reference 10 7 COUNt l EET EH RE Eee COUNt query The COUNt query returns the count that was last specified in the ACQuire Subsystem Query Syntax WAVeform COUNt Returned Format WAVeform COUNf lt count NL where count 214 8116132 64 128 256 Example 10 DIM Ac 100 20 OUTPUT XXX WAVEFORM COUNT 30 ENTER XXX Ac 40 PRINT Ac 50 END WAVeform Subsystem HP 165324 10 8 Programming Reference DATA OOO 7 MM DATA query The DATA query returns the waveform record stored in a specified channel buffer The SOURce command of this subsystem has to be used to select the specified channel The data is transferred based on the FORMAT BYTE WORD or ASCII chosen and the RECORD specified FULL or WINDOW Since WAVeform DATA is a query only it cannot be used to send a waveform record back to the oscilloscope from the controller If a waveform record is to be saved for later reloading into the oscilloscope the SYSTem DATA command should be used Query Syntax WAVeform SOURce CHANnel lt N gt IDATA lt N gt x 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximu
52. er received RNT Run until satisified MC Measurement complete O m No oU BP TA A NN un o SSh The Module Event Status Enable Register contains a mask value for the bits to be enabled in the Module Event Status Register MESR A one in the MESE enables the corresponding bit in the MESR a zero disables the bit Programming the HP 16532A 1 11 MESR lt N gt MESR lt N gt query The MESR lt N gt query returns the contents of the Module Event Status register at Reading the register clears the Module Event Status Register Note Table 1 3 shows each bit in the Module Event Status Register and their bit weights for this module When you read the MESR the value returned is the total bit weights of all bits that are high at the time the register is read The parameter 1 10 refers to the module in slot A J respectively Query Syntax MESR lt N gt Returned Format MESR lt status gt lt NL gt where lt N gt z 1l2 3 4 5 6 7 8 9 10 number of slot where the module resides status integer 0 to 255 Example 10 OUTPUT XXX MESR5 20 ENTER XXX Mer 30 PRINT Mer 40 END Programming the HP 16532A HP 16532A 1 12 Programming Reference Table 1 3 Module Event Status Register Module Event Status Register Not used Not used Not used 1 Number of averages satisfied 0 Number of averages not satisfied 1 Auto trigger received 0 Auto trigger not received 1 Trigger rece
53. ery returns the Y origin value currently in the preamble This value is the voltage at center screen Query Syntax WAVeform SOURce CHANnel lt N gt JYORigin lt N gt 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format WAVeform YORigin lt value gt lt NL gt value Y origin value in preamble Example 10 DIM Yo 100 20 OUTPUT XXX WAVEFORM YORIGIN 30 ENTER XXX Yo 40 PRINT Yo 50END HP 16532A WAVeform Subsystem Programming Reference 10 23 YREFerence O OO SS YREFerence query The YREFerence query returns the Y reference value currently in the preamble This value specifies the data value at center screen where Y origin occurs Query Syntax WAVeform YREFerence Returned Format WAVeform YREFerence lt value gt lt NL value Y reference data value in preamble Example 10 DIM Yr 100 20 OUTPUT XXX WAVEFORM YREFERENCE 30 ENTER XXX Yr 40 PRINT Yr 50 END WAVeform Subsystem HP 16532A 10 24 Programming Reference Index pira Ac A CN eet RU ng oh te oes ede AGT AE al MODE 8 3 9 9 MSTats 6 6 A OAUTo 6 7 OFFSet 4 5 ACCumulate 5 3 Suen De PATH 9 10 ASCII Format 10 4 PLUS 5 9 Average Mode 3 2 10 2 PROB e 4 6 RANGe 4 7 8 4 B RECord 10 14 REMove 5 10 RUNTIiL 6 10 BYTE Format 10 3 SELect 1 2 i SLOPe 9 11 SOURce 7 13 9 12 10 15
54. est Hewlett Packard Sales and Service Office Hewlett Packard Company certifies that this product met its published specifications at the time of shipment from the factory Hewlett Packard further certifies that its calibration measurements are traceable to the United States National Institute of Standards and Technology to the extent allowed by the Institute s calibration facility and to the calibration facilities of other International Standards Organization members This product has been designed and tested according to International Safety Requirements To ensure safe operation and to keep the product safe the information cautions and warnings in this manual must be heeded Table of Contents ee Chapter 1 Programming the HP 16532A Introduction eee hh rr 1 1 About This Manual cceec nhe 1 1 Programming the HP 16532A Oscilloscope n n 1 2 Selecting the Module ee n 1 2 Setting up an Oscilloscope en 1 2 Mainframe Commands oooooooommmmmonsonaarnnarrmnmos 1 4 CARD cage query ee id 1 4 MENU command query o oooocorocrrrnarrra rana nr 1 5 SELect command query ee 1 5 STARt command e n Henn 1 5 STOP command DE 1 5 RMODe command query een HH 1 6 SYSTem ERRor query e en n 1 6 SYSTem PRINt command query o oocoomonrorcormommsss 1 6 MMEMory Subsystem eee nnn 1 6 INTermodule Subsystem en n n 2 1 6 Command Set Organizat
55. ge 10 DIM Va 100 20 OUTPUT XXX MEASURE SOURCE CHANNEL2 VAMP 30 ENTER XXX Va 40 PRINT Va 50 END HP 16532A Programming Reference VBASe 9 VBASe query The VBASe query returns the base voltage relative minimum of a displayed waveform The measurement is made on the selected source Query Syntax MEASure SOURce CHANnel N gt VBASe where lt N gt x 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format MEASure VBASe lt value gt lt NL gt value voltage at base relative minimum of selected waveform Example 10 DIM Vb 100 20 OUTPUT XXX MEASURE SOURCE CHANLVBAS 30 ENTER XXX Vb 40 PRINT Vb 50 END HP 16532A MEASure Subsystem Programming Reference 7 15 VMAX SS VMAX Query Syntax where lt N gt Returned Format where value gt Example MEASure Subsystem 7 16 query The VMAX query returns the absolute maximum voltage of the selected source MEASure SOURce CHANnel lt N gt VMAX 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 MEASure VMAX lt value gt NL maximum voltage of selected waveform 10 DIM Vma 100 20 OUTPUT XXX MEASURE SOURCE CHAN2 VMA X 30 ENTER XXX
56. gger is executed If a signal is not applied to the input a baseline is displayed If there is a signal at the input and the specified trigger conditions have not been met within 50 ms the waveform display will not be synchronized to a trigger When the TRIGgered mode is chosen the oscilloscope waits until a trigger is received before data is acquired The TRIGgered mode should be used when the trigger source signal has less than a 20 Hz repetition rate or when the trigger events counter is set so that the number of trigger events would not occur before 50 ms The Auto Trig On field in the trigger menu is the same as the AUTO mode over HP IB or RS 232 C The TRIGgered command is the same as the Auto Trig Off on the front panel The query returns the current Timebase mode TIMebase MODE TRIGgered AUTO Example OUTPUT XXX TIME MODE AUTO TIMebase MODE Returned Format TIMebase MODE AUTO TRIGGERED NL gt Example 10 DIM Tm 100 20 OUTPUT XXX TIMebase MODE 30 ENTER XXX Tm 40 PRINT Tm 50 END TiMebase Subsystem 8 3 RANGe eee RANGe command query The RANGE command sets the full scale horizontal time in seconds The RANGE valuc is ten times the value in the s Div field Command syntax TIMebase RANGe lt range gt where range time in seconds Example OUTPUT XXX TIMEBASE RANGE 2US Query Syntax TIMebase RANGe Returned Format TIMebase RANGe range NL Example 10 DIM Tr
57. ime MEASure SPERiod WAVeform FORMat WAVe form TAVerage MARK er FREQuency MEASure TMAX imum i o MARKer INSert DISPlay TMINimum MARKer TTL CHANne LEVel TRIGger TYPE ACQuire MINus DISP tay VALid WAVeform MMODe _ MARKer VAMP i tude MEASure MODE TIMebose VBASe MEASure TRIGger VMAX MC ASure MSTots MARKer VMIN MEASure NWIDth MEASure VPP MEASure VRUNS MARKer OAUTO MARKer VTOP MEASure OFFSet CHANne OTIMe MARKer XAUToO MARKer OVER I ay DISPtay XINCrement WAVeform OVERshoot MEASure XORigin WAVeform OVOLt MARKer XREFerence WAVeform XOT ime MARKer PATH TRIGger XTIMe MARKer PERiod MEASure XVOLt MARKer PLUS i DISP lay POINts WAVe form YINCrement WAVeform YORigin WAVeform YREFerence WAVeform 18532885 Programming the HP 16532A HP 16532A 1 8 Programming Reference Module Status Each module reports its status to the Module Event Status Register Re porti ng MESR lt N gt which in turn reports to the Combined Event Status Register CESR in the HP 16500A 16501A mainframe see HP 16500A 16501A Programming Reference manual Chapter 6 The Module Event Status Register is enabled by the Module Event Status Enable Register MESE lt N gt The following descriptions of the MESE lt N gt and MESR lt N gt commands provide the module specific information needed to enable and interpret the contents of the registers Module Event Status Register Comb ined Event Status Register Status Byte Register 16500 B 23 Module
58. ion enm 1 7 Module Status Reporting nnn re 1 9 MESE lt N gt ooo oovocorscrranarnanccn roca carr c nn co rr 2 o 1 10 MESR N oooooommonmorrrrrrrrrr rr 1 12 Chapter 2 Module Level Commands Introduction oooooconomorrornrrorar rr rr rr 2 1 AUToscale eeee eee ehh hehehe 2 2 DiGitize S ch Mase Cade NE SEEN Ra e S pas 2 3 Chapter 3 ACQuire Subsystem Introduction e 3 1 Acquisition Type Normal ttn 3 2 Acquisition Type Average eeeee ttn 3 2 COUNI 2 bc ne se se ME Yuae de nase esses har v Ere S 3 3 TYPE uscar nex ew AXE NO HER 3 4 Contents 1 Contents A rca Chapter 4 CHANnel Subsystem TOMOGUCHON iaa de E 4 1 COUPHBIE Ci cocer Sakae geo kao a EX RA ea PE EL 4 3 cd BI gare ees dx ivt A nite E 4 4 yq qnm 4 5 PROBE EE 4 6 RANGE clero e dos ARO PR 47 Bees waste IE E ORE 4 8 nnn Chapter 5 DISPlay Subsystem Introduction NORTON A o S 1 J ACCumulate ds eres PA ER 5 3 CONNect TERRE c Rr DOS Qu CUR S es 5 4 A EY SEE EP a 5 5 MINUS coe lan 5 7 OVER uta aso 5 8 PLUS das DR TEES 5 9 REMove cis e 9 10 lt P q eeeEeeEEEEEeneEee Chapter 6 MARKer Subsystem m Biol E TNT TT 6 1 MMODE iaa tcs MEE ales 6 5 MS s i eec dy ds QU VR Ea adr dc xsara d ad 6 6 OAUTO 5v Vea xw tare Vesp LEN ENEE T OAN 6 7 SUP EN 6 8 OV OLE EP 6 9 RONDE cues care rese kassen ee lau iSi EN A DE 6 10 TAVSE 4254s ri
59. ived 0 No trigger received 1 Run until satisified 0 Run until not satisified 1 Measurement complete 0 Measurement not complete HP 16532A Programming the HP 16532A Programming Reference 1 13 Notes Programming the HP 16532A HP 16532A 1 14 Programming Reference 2 Module Level Commands ELT ASSL ND NEM A IURI NR TS EEG LE Introduction Oscilloscope Module Level commands control the basic operation of the oscilloscope Refer to figure 2 1 for the module level syntax command diagram The HP 16532A Module Level commands are e AUToscale e DIGitize DIGitize 16530 8X09 Figure 2 1 Module Level Command Syntax Diagram HP 16532A i Module Level Commands Programming Reference 2 1 AUToscale EE eee Ee AUToscale command The AUToscale command causes the oscilloscope to automatically select the vertical sensitivity vertical offset trigger source trigger level and timebase settings for optimum viewing of any input signals The trigger source is the lowest channel on which the trigger was found If no trigger is found the oscilloscope defaults to auto trigger The display window configuration is not altered by AUToscale Command Syntax AUToscale Example OUTPUT XXX AUTOSCALE Module Level Commands HP 16532A 2 2 Programming Reference DIGitize M MMM DIGitize command The DIGitize comman
60. l number defining the voltage at the center of the display The offset range is as follows for a 1 1 probe setting Vertical Sensitivity Offset Voltage 4 mV 100 mV div gt 100 mV 400 mV div gt 400 mV 2 5 V div 22 5 V 10 V div probe_arg an integer from 1 through 1000 specifying the probe attenuation with respect to 1 range arg a real number specifying vertical sensitivity The allowable range is 16 mV to 40V for a probe attenuation of 1 The specified range is equal to 4 times Volts Div Figure 4 1 CHANnel Subsystem Syntax Diagram continued CHANnel Subsystem HP 16532A 4 2 Programming Reference COUPIing 0 A COUPIing command query The COUPling command sets the input impedance for the selected channel The choices are 1M Ohm DC DC 1M Ohm AC AC or 50 Ohms DC DCFifty The query returns the current input impedance for the specified channel Command Syntax CHANnel N COUPling DC AC DCFifty where N 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Example OUTPUT XXX CHANNEL1 COUPLING DC Query Syntax CHANnel N 2 COUPling Returned Format CHANnel lt N gt COUPling DC AC DCFifty NL Example 10 DIM Cc 100 20 OUTPUT 200G CHANNEL 1 COUPLING 30 ENTER XXX Cc 40 PRINT Cc 50 END HP 16532A CHANnel
61. le includes number of points acquired format of acquired data average count and the type of acquired data The preamble also contains the X and Y increments origins and references for the acquired data for translation to time and voltage values The values set in the preamble are based on the settings of the variables in the Acquire Waveform Channel and Timebase subsystems The Acquire subsystem determines the acquisition type and the average count the Waveform subsystem sets the number of points and format mode for sending waveform data over the remote interface and the Channel and Timebase subsystems set all the X Y parameters Refer to Figure 10 3 for the Waveform Subsystem Syntax Diagram er 9M M9 Data The two acquisition types that may be chosen are Normal or Average Acquisition Types Normal Mode In the Normal mode with ACCumulate command OFF the oscilloscope acquires waveform data and then displays the waveform When the oscilloscope takes a new acquisition the previously acquired waveform is erased from the display and replaced by the newly acquired waveform HP 16532A WAVetorm Subsystem Programming Reference 10 1 When the ACCumulate is set ON the oscilloscope displays all the waveform acquisitions without erasing the previously acquired waveform Average Mode Inthe Average mode the oscilloscope averages the data points on the waveform with previously acquired data Averaging helps eliminate random noise from
62. m number of channels is 2 Returned Format WA Veform DATA 800008000 lt block data gt lt NL The following example program moves data from the HP 16532A to a controller HP 16532A WAVeform Subsystem Programming Reference 10 9 DATA Example 10 CLEAR XXX 20 OUTPUT XXX SELECT 4 30 OUTPUT XXX SYSTEM HEADER OFF EOI ON 40 OUTPUT XXX ACQUIRE TYPE AVERAGE 50 OUTPUT XXX WAVEFORM SOURCE CH ANNEL 60 OUTPUT XXX WAVEFORM FORMAT WORD 70 OUTPUT XXX WAVEFORM RECORD FULL 80 OUTPUT XXX AUTOSCALE 90 DIM Header 20 100 OUTPUT XXX DIGITIZE 105 WAIT10 110 Length 8000 120 ALLOCATE INTEGER WAVEFORM 1 Length 130 OUTPUT XXX WAVEFORM DATA 140 ENTER XXX USING 10A Header 150 ENTER XXX USING W Waveform 160 END WAVeform Subsystem HP 16532A 10 10 Programming Reference FORMat e err aine FORMat command query The FORMat command specifies the data transmission mode of waveform data over the remote interface The query returns the currently specified format Command Syntax WAVeform FORMat BYTE WORD ASCii Example OUTPUT XXX WAV FORM WORD Query Syntax WAVeform FORMat Returned Format WA Veform FORMat BYTE WORD ASCii lt NL gt Example 10 DIM Fo 100 20 OUTPUT XXX WAVEFORM FORMAT 30 ENTER XXX Fo 40 PRINT Fo 50 END HP 16532A WAVeform Subsystem Programming Reference 10 11 POINts OO eee POINts query
63. nected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 MEASure FALLtime lt value lt NL gt time in seconds between the 90 and 10 voltage points of the first falling edge displayed on the screen 10 DIM Ft 100 20 OUTPUT XXX MEASURE SOUR CHAN2 FALLTIME 30 ENTER XXX Ft 40 PRINT Ft 50END MEASure Subsystem 7 5 FREQuency A FREQuency Query Syntax where lt N gt value gt Example MEASure Subsystem 7 6 query The FREQency query makes a frequency measurement on the selected channel The measurement is made using the first complete displayed cycle at the 50 voltage level MEASure SSOURce CHANnel lt N gt FREQuency 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format MEASure FREQuency lt value gt lt NL gt frequency in Hertz 10 DIM Frcy 100 20 OUTPUT XXX MEASURE SOUR CHANI1 FREQ 30 ENTER XXX Frcy 40 PRINT Frcy 50 END HP 16532A Programming Reference NWIDth T qq AS NWIDth query The NWIDth query makes a negative width time measurement on the selected channel The measurement is made between the 50 points of the first falling and the next rising edge displayed on screen Query Syntax MEASure SOURce CH
64. not be made When the markers are turned on the X and O markers can be moved to make time and voltage measurements The AUTO mode allows you to make automatic marker placements by specifying channel percentage of voltage level slope and occurrence count for each marker Also the Statistics mode may be used when AUTO is chosen Statistics mode allows you to make minimum maximum and mean time interval measurements from the X marker to the Omarker The query returns the current marker mode choice MARKer MMODe OFF ON AUTO OUTPUT XXX MARKER MMODE ON MARKer MMODe MARKer MMODe state NL is ON or OFF or AUTO 10 DIM Mm 100 20 OUTPUT XXX MARKER MMODE 30 ENTER X00 Mm 40 PRINT Mm 50 END MARKer Subsystem 6 5 MSTats eee MSTats Command Syntax Example Query Syntax Returned Format Example MARKer Subsystem 6 6 command query The MSTats command allows you to turn statistics ON or OFF in the auto marker mode When statistics is turned on Min X O Max X O and Mean X O times are displayed on screen When off X O Trig X and Trig O times will be displayed on screen The query returns the current setting i MARKer MSTats ON 1 OFF 0 OUTPUT XXX MARKER MSTATS ON MARKer MSTats MARKer MSTats 1 0 NL 10 DIM Time 100 20 OUTPUT XXX MARKER MSTATS 30 ENTER XXX Time 40 PRINT Time 50 END i HP 16532A Programming Reference OAUTO AAA OAUT
65. ope module logic analyzer or high speed timing module may also be added to the current display The waveforms are added just below any currently displayed signals Only eight oscilloscope waveforms can be displayed at any time The first parameter is optional and specifies the module from where the waveform is to be taken The module number is the same as the slot number in which the master card is installed If a module is not specified the current module is assumed The second parameter is the label of the waveform that is to be added to the current display The label names depend on the slot in which the acquisition cards are installed The example of figure 5 2 shows the labeling scheme for eight oscilloscope channels four oscilloscope cards SLOT B CHANNELS 81 B2 SLOT C CHANNELS Ci C2 SLOT D CHANNELS D1 D2 SLOT E CHANNELS E1 E2 16532 08 Figure 5 2 Oscilloscope Label Identification HP 16532A DISPlay Subsystem Programming Reference 5 5 INSert Command Syntax where module number gt label Example Command Syntax where slot no gt lt label gt lt bit id gt Example DISPlay Subsystem 5 6 Inserting a waveform from the oscilloscope to the oscilloscope display DISPlay INSert lt module number gt lt label gt slot in which oscilloscope master card is installed string of 1 alpha and 1 numeric character enclosed by single quotes OUTPUT XXX DISPLAY INS
66. ransmitted The header before the data is not included in this format WAVeform Subsystem HP 16532A 10 4 Programming Reference ne 0222 A gt Data Conversion Conversion from Data Value to Voltage Conversion from Data Value to Time Conversion from Data Value to Trigger Point HP 16532A Programming Reference Data sent from the HP 16532A is raw data and must be scaled for useful interpretation The values used to interpret the data are the X and Y references X and Y origins and X and Y increments These values are read from the waveform preamble see the PREamble command or by the queries of these values The formula to convert a data value returned by the instrument to a voltage is voltage data value yreference yincrement yorigin The time value of a data point can be determined by the position of the data point As an example the third data point sent with XORIGIN 16ns XREFERENCE 0 and XINCREMENT 2ns Using the formula time data point number xreference xincrement xorigin would result in the following calculation time 3 0 2ns 16ns 22ns The trigger data point can be determined by calculating the closest data point to time 0 WAVeform Subsystem 10 5 WAVeform Figure 10 3 WAVeform Subsystem Syntax Diagram WAVeform Subsystem HP 16532A 10 6 Programming Reference HP 16532A 18532510 channel an integ
67. rased from the display and replaced by the newly acquired waveform When the ACCumulate command is ON the oscilloscope displays all the waveform acquisitions without erasing the previously acquired waveform PP _ __ _ Acquisition Type Average ACQuire Subsystem 3 2 In the Average mode the oscilloscope averages the data points on the waveform with previously acquired data Averaging helps eliminate random noise from the displayed waveform In this mode the ACCumulate command is OFF When Average mode is selected the number of averages must also be specified using the COUNt command Previously averaged waveform data is erased from the display and the newly averaged waveform is displayed HP 165324 Programming Reference 0 eee AAA COUNIt Command Syntax where lt count gt Example Query Syntax Returned Format Example HP 16532A Programming Reference command query The COUNt command specifies the number of acquisitions for the running weighted average This command generates an error if Normal acquisition mode is specified The query returns the last specified count ACQuire COUNt lt count gt 2 4 8116 32 64 128 256 OUTPUT XXX ACQUIRE COUNT 16 ACQuire COUNt ACQuire COUNt lt count gt lt NL gt 10 DIM Ac 100 20 OUTPUT XXX ACQ COUN 30 ENTER XXX Ac 40 PRINT Ac 50 END ACQuire Subsystem 3 3 A eee TYPE command query The TYPE command selects the
68. rkxa ud eda ue Riu Fpes Qux VIVA CEN VE 6 11 TMAXimum QUAS Deu ts ws VAT CA PPP TTE 6 12 TMINimum P d ARN ER RO CAEN xw spi dod 6 13 VRUNS uui qM A ARV Ubi esta ae rs ies Ata ADGA SAEED 6 14 AAAUTO v cELwaidtes sex eese eique Que dr pur Li 6 15 AD PINE A ea es 6 16 ATIM PI 6 17 P4405 MF mH EET 6 18 Contents 2 Contents R c gt gt Chapter 7 MEASure Subsystem Introduction hb uiu pue Me Edd 7 1 Frequency ooo Tor 7 1 Period ee ere qu CRX ne uy deae mu Pe ha 7 1 Peak to Peak oooooo TIT 7 1 Positive Pulse Width o ooooononooonomroomo oos wee 7 1 Negative Pulse Width wor 7 1 Risetme 0 core ERRARE EURFUSVEREAVA A re SR PA I Ua 2 7 1 Falltime LET 7 1 Preshoot and Overshoot eee 7 2 Preshool IN s Ya PE AS ra SERRE RR 7 2 Overshoot oooocoommmacrsoncraracanaconnoonarorconono 7 2 NR A SER 7 4 FALLtime T A eee eer NEU ewe 7 5 ITA 7 6 NWD erara uaar Ds cas AAA dao 71 OVERSh00t oooooonommorcsororarccrasaccarccoracanonos 7 8 PERiod O ee 7 9 PREShOO vos doe ode Hoe wee eae pa as 7 10 PWIDU acaso x canes a Seale waste Rees ae au due aw ores 7 11 RiSetime cccccccsccncccscccccsasccnstcccevescoscsess 7 12 SOURCE i bake dive etr RES eek bus che see ds NR EVE E PAR e eee 7 13 VAMPlitude ooooocoorcomnconcroncnnoanoccononsasos 7 14 VBASE E AA ARA AAA 7 15 DIE AAA Tr 7 16 VMIN oii 3a ie o
69. shipping charges to return the product to the Buyer However the Buyer shall pay all shipping charges duties and taxes for products returned to Hewlett Packard from another country Hewlett Packard warrants that its software and firmware designated by Hewlett Packard for use with an instrument will execute its programming instructions when properly installed on that instrument Hewlett Packard does not warrant that the operation of the instrument software or firmware will be uninterrupted or error free Limitation of Warranty The foregoing warranty shall not apply to defects resulting from improper or inadequate maintenance by the Buyer Buyer supplied software or interfacing unauthorized modification or misuse operation outside of the environmental specifications for the product or improper site preparation or maintenance NO OTHER WARRANTY IS EXPRESSED OR IMPLIED HEWLETT PACKARD SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OR MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Exclusive Remedies Assistance Certification Safety THE REMEDIES PROVIDED HEREIN ARE THE BUYER S SOLE AND EXCLUSIVE REMEDIES HEWLETT PACKARD SHALL NOT BE LIABLE FOR ANY DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES WHETHER BASED ON CONTRACT TORT OR ANY OTHER LEGAL THEORY Product maintenance agreements and other customer assistance agreements are available for Hewlett Packard products For any assistance contact your near
70. ter communication interface The SYSTem PRINt query sends the screen or listing buffer data over the current controller communication interface MMEMory The MMEMory Subsystem commands provide access to both internal Subsystem disc drives for loading and storing configurations INTermodule The INTermodule Subsystem commands are used to specify Subsystem intermodule arming between multiple modules Programming the HP 16532A HP 16532A 1 6 Programming Reference O Command Set Organization MODULE LEVEL AUToscaie DIGitize X SLOT NUMBER THAT CONTAINS TIMEBASE CARD SELECT SELECT SELECT SELECT SELECT SELECT SELECT SELECT SELECT SELECT SELECT HP 16532A The command set for the HP 16532A is divided into module level commands and subsystem commands Module level commands are listed in Chapter 2 and each of the subsystem commands are covered in their individual chapters starting with Chapter 3 Each of these chapters contain a description of the subsystem syntax diagrams and the commands in alphabetical order The commands are shown in longform and shortform using upper and lowercase letters For example TRIGger indicates that the longform of the command is TRIGGER and the shortform is TRIG Each of the commands contains a description of the command and its arguments the command syntax and a programming example Figure 1 1 is the command tree for the HP 16532A oscilloscope module _SELect Xj ACQuire
71. ther Figure 7 1 MEASure Subsystem Syntax Diagram HP 16532A MEASure Subsystem Programming Reference 7 3 ALL eee ALL query The ALL query makes a set of measurements on the displayed waveform using the selected source Query Syntax MEASure SOURce CHANnel lt N gt ALL where N 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Returned Format MEASure ALL PERiod real number gt RISetime real number gt FALLtime lt real number gt FREQuency lt real number gt PWIDth lt real number gt NWIDth lt real number gt VPP real number gt VAMPlitude lt real number gt PREShoot lt real number gt OVERshoot lt real number gt lt NL gt Example 10 DIM AIIS 300 20 OUTPUT XXX MEASURE SOURCE CHANNELI ALL 30 ENTER XOOGAIIS 40 PRINT AUS 50END MEASure Subsystem HP 16532A 7 4 Programming Reference FALLtime a O FALLtime Query Syntax where lt N gt Returned Format where lt value gt Example HP 16532A Programming Reference query The FALLtime query makes a fall time measurement on the selected channel The measurement is made between the 90 to the 10 voltage point of the first falling edge displayed on screen MEASure SOURce CHANnel lt N gt FALLtime 1 through the number of channels in the oscilloscope con
72. xample see the FORmat command for an explanation of the format field HP 16532A WAVeform Subsystem Programming Reference 10 13 RECord A eee Mii uium Sd RECord command query The RECord command specifies the data you want to receive over the bus The choices are FULL or WINdow When FULL is chosen the entire 8000 point record of the specified channel is transmitted over the bus In WINdow mode only the data displayed on screen will be returned The query returns the present mode chosen Command Syntax WAVeform RECord FULL WINDow Example OUTPUT XXX WAV SOUR CHANI REC FULL Query Syntax WAVeform RECord Returned Format WAVeform RECord FULL WINDow lt NL Example 10 DIM Wr 100 20 OUTPUT XXX WAVEFORM RECORD 30 ENTER XXX Wr 40 PRINT Wr 50 END WAVeform Subsystem HP 16532A 10 14 Programming Reference SOURce 7 amp 8 OOS SOURce command query The SOURce command specifies the channel that is to be used for all subsequent waveform commands The query returns the presently selected channel Command Syntax WAVeform SOURce CHANnel lt N gt lt N gt 1 through the number of channels in the oscilloscope connected as one unit maximum of 8 channels otherwise the maximum number of channels is 2 Example OUTPUT XXX WAVEFORM SOURCE CHANNEL1 Query Syntax WAVeform SOURce Returned Format WA Veform SOURce ChANnel N gt NL Example 10 DIM Ws 100 20 O
73. y the trigger event count DELay command The query returns the present condition TRIGger MODE PATTern CONDition ENTer EXIT Example OUTPUT XXX TRIG COND ENT TRIGger CONDition Returned Format TRIGger CONDition ENTer EXIT lt NL gt Example 10 DIM Ep 100 20 OUTPUT XXX TRIG COND 30 ENTER XXX Ep 40 PRINT Ep 50 END HP 16532A Programming Reference DELay PP 0000 00M 7 DELay command query The DELay command is used to specify the number of events at which trigger occurs The time delay see TIMe DELay is counted after the events delay The DELay command cannot be used in the IMMediate trigger mode The query returns the current trigger events count Command Syntax TRIGger DELay EVENt lt count gt visse count integer from 1 to 32000 Example OUTPUT XXX TRIGGER DELAY 5 Query Syntax TRIGger DELay Returned Format TRIGger DELay lt count gt lt NL gt Example 10 DIM Td 100 20 OUTPUT XXX TRIG DEL 30 ENTER XXX Td 40 PRINT Td 50 END HP 16532A TRIGger Subsystem Programming Reference 9 5 LEVel eee LEVel Command Syntax where lt value gt TRiGger Subsystem 8 6 command query The LEVel command sets the trigger level voltage for the selected source or path This command cannot be used in the IMMediate trigger mode In EDGE trigger mode the SOURce command is used in PATTern mode the trigger PATH is used for the

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